protoculus, Myctophum Gilbert [C. H.] 1890:52 [Proceedings of the United States National Museum v. 13 (no. 797); ref. 1623] 47°28'30"N, 125°24'W, off Washington, U.S.A., Albatross station 3072, depth 584 fathoms. Lectotype: USNM 44290. Paralectotypes: (2) CAS-SU 40 (1). Type catalog: Böhlke 1953:21 [ref. 12291]. Lectotype established by Jordan & Evermann 1896:565 [ref. 2443]. •Synonym of Diaphus theta Eigenmann & Eigenmann 1890 -- (Paxton 1979:7 [ref. 6440], Mecklenburg et al. 2002:252 [ref. 25968], Parin et al. 2014:156 [ref. 33547]). Current status: Synonym of Diaphus theta Eigenmann & Eigenmann 1890. Myctophidae: Diaphinae. Habitat: marine.